What are the characteristics of kidney deficiency?

A woman with kidney deficiency can show symptoms such as pain behind her pillow, weakness of her psoas muscles, listlessness, fatigue, irregular menstruation, tinnitus, dizziness, or dryness and thinness of her hair. If she shows typical symptoms of kidney deficiency, she can also show flushing of her cheeks, hot flashes in the afternoon, or people feeling very hot.